Home / 1,003,286.02-1,505,085.53-329,213.89

Finding the Fourth Proportional to 1,003,286.02, 1,505,085.53 and 329,213.89

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Solution

The fourth proportional to 1,003,286.02, 1,505,085.53 and 329,213.89 is: 493,872.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,286.02 : 1,505,085.53 = 329,213.89 : x
  2. Step 2: Convert to fraction form
    1,003,286.02/1,505,085.53 = 329,213.89/x
  3. Step 3: Cross multiply
    1,003,286.02x = 1,505,085.53 × 329,213.89
  4. Step 4: Simplify right side
    1,003,286.02x = 495,495,062,114.01
  5. Step 5: Solve for x
    x = 495,495,062,114.01/1,003,286.02
  6. Step 6: Final answer
    x = 493,872.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.